CN106384608B - A kind of reactor pressure vessel anchor ear straining beam type supporting arrangement - Google Patents
A kind of reactor pressure vessel anchor ear straining beam type supporting arrangement Download PDFInfo
- Publication number
- CN106384608B CN106384608B CN201610883733.3A CN201610883733A CN106384608B CN 106384608 B CN106384608 B CN 106384608B CN 201610883733 A CN201610883733 A CN 201610883733A CN 106384608 B CN106384608 B CN 106384608B
- Authority
- CN
- China
- Prior art keywords
- anchor ear
- pressure vessel
- straining beam
- supporting arrangement
- connecting pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C13/00—Pressure vessels; Containment vessels; Containment in general
- G21C13/02—Details
- G21C13/024—Supporting constructions for pressure vessels or containment vessels
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Foundations (AREA)
Abstract
The invention discloses a kind of reactor pressure vessel anchor ear straining beam line style supporting arrangement, including concrete foundation, encircle the anchor ear in pressure vessel top, at least two groups horizontal straining beams for being oppositely arranged on pressure vessel periphery, described horizontal straining beam one end is connected with anchor ear, and the other end is connected with concrete foundation.The present invention is using structures such as anchor ear, horizontal straining beam, connecting pins, anchor ear encircles the outer surface of upper in pressure vessel, horizontal straining beam one end is connected with anchor ear, the other end is fixed in the concrete foundation of reactor pit, by connecting pin connection between horizontal straining beam and anchor ear, while reactor pressure device is supported, the lateral stress of pressure vessel in operational process is decomposed, eliminate the flexible swing of container, the shock resistance of intensified response core pressure vessel.
Description
Technical field
The present invention relates to nuclear power plant reactor pressure vessel supporting technology field, and in particular to a kind of reactor pressure vessel
With anchor ear straining beam type supporting arrangement.
Background technology
Reactor pressure vessel is one of key equipment of whole nuclear power plant reactor and primary Ioops system, is pressure boundary
Important component, in nuclear power station, reactor pressure vessel is fixed and supports in-pile component, core internals, control rod drive
Motivation structure, heap roof construction etc..In containment, in order to effectively fix reactor pressure vessel, ensure the peace of whole reactor
Row for the national games, it is necessary to which supporting structure is set.The weight of whole nuclear power plant reactor is larger, in the work of whole reactor and shutdown state
Between, pressure, the temperature of coolant system will change, while be also contemplated that the influence of seismic (seismal, therefore, supporting structure
On the premise of guaranteeing to bear pressure vessel static load, dynamic loading of the reactor under all kinds of operating modes also should bear.
Reactor supporting is the highly important component of reactor, and in nuclear power plant reactor, its supporting is located at pressure vessel axis
To medium position, i.e., at pressure vessel inlet and outlet pipeline, support more than reactor pressure vessel center of gravity height.Answer sample irradiation examination
Test and produce the needs of isotope, high throughput test heap comes into being, high throughput test core pressure vessel be a kind of ratio of height to diameter compared with
Big equipment, existing supporting structure are arranged on the middle part of high throughput test core pressure vessel, have blocked pressure container cylinder
Important weld seam, is not easy to inservice inspection.
The position of existing supporting structure is generally located on the bottom of pressure vessel, the axial displacement and water of confining pressure container
Flat turn is moved.Since supporting structure is arranged on the lower part or bottom of reactor pressure vessel, in external load effect or reactor fortune
Under row energization, the bigger high throughput test core pressure vessel of major diameter, easily occurs flexible swing, therefore is arranged on pressure merely
The supporting arrangement of lower vessel portion cannot meet the requirement of supporting stabilizer, therefore need to take appropriate measures to supporting arrangement and supporting
The connection relation of device and reactor pressure vessel is improved, and is avoided reactor vessel from producing and is perturbed, it is ensured that reactor is just
Often operation.
The content of the invention
The technical problems to be solved by the invention are the lower ends that supporting structure is arranged on reactor pressure vessel, it is impossible to are eliminated
The flexible of pressure vessel swings under external load or reactor operation effect, and shock resistance is low.It is an object of the invention to carry
For a kind of reactor pressure vessel anchor ear straining beam type supporting arrangement, by setting horizontal straining beam, encircling in pressure vessel outer surface
The anchor ear on top, horizontal straining beam one end are connected with anchor ear, and the other end is limited in the concrete foundation in reactor pit, is solved
Major diameter bigger high throughput test reactor pressure vessel produces flexible swing when working, the not strong technology of shock resistance is asked
Topic.
The present invention's is achieved through the following technical solutions：
A kind of reactor pressure vessel anchor ear straining beam type supporting arrangement, including concrete foundation, encircle in pressure vessel
The anchor ear on top, at least two groups horizontal straining beams for being oppositely arranged on pressure vessel periphery, described horizontal straining beam one end are connected with anchor ear, separately
One end is connected with concrete foundation.
Existing pressure vessel supporting arrangement is located at the lower end of pressure vessel, in the heap pond space of reactor, upper end space
Greatly, the weld seam of pressure vessel cannot block, and pressure vessel can be risen using anchor ear straining beam type supporting arrangement of the present invention auxiliary
Supporting role is helped, avoids generation in pressure vessel operational process from perturbing, improves the shock resistance of pressure vessel.
Nuclear-power reactor bearing position is located at the height of C.G. of pressure vessel at present, and bearing-surface is big, bearing position radial ruler
Very little big, it is smaller negligible that what pressure vessel produced perturb, and high throughput test heap is then conversely, because its major diameter is bigger scratches
It is dynamic obvious, be arranged on the lower end of pressure vessel using existing pressure vessel supporting arrangement, upper end without effective structure of assistant support without
Method meets supporting stabilizer requirement, and can solve the problems, such as that this is perturbed by structure of assistant support of the present invention.
During construction, reactor pressure vessel is installed first, and anchor ear is set in reactor pressure vessel correspondence position, it is horizontal
Straining beam is the straining beam apparatus with certain length, is oppositely arranged in sustained height horizontal plane, and using the center line of pressure vessel as
Axial symmetry is distributed.Horizontal straining beam one end is connected with anchor ear, and the other end is connected with concrete foundation, and concrete foundation can also be reaction
The robustness structure that heap reactor pit inner concrete is constructed.The length of wherein horizontal straining beam pull rod can be special according to reactor pit diameter adjustment
Shi Yongyu not big reactor pit radial direction antidetonation.The supporting arrangement is to running pressure vessel in particular for high-throughout experiment stacking pressure
Force container can effectively play lateral support effect, prevent under external load effect or reactor operation self-acting power, pressure
Container produces flexible swing, the shock resistance enhancing of pressure vessel.
Proven reactor pressure vessel supporting arrangement is mainly supported on the position of centre of gravity of pressure vessel at present, mainly with supporting
The form in face is supported on container supporting station, and concrete base station can be effectively as supporting-point, but reactor pit diameter is smaller, can not implement
Container welding monitors.And for having larger reactor pit, pressure tight seam can be in the case of operational monitoring, it is clear that can not use.
The structure of high throughput test core pressure vessel is different relative to the ratio of height to diameter of the pressure vessel generally used, high throughput test stacking pressure
The ratio of height to diameter of force container is larger, and reactor pit is larger, can accommodate more shield water, while available Underwater Camera implements the operation of container
Monitoring, it is desirable to which supporting structure, which is tried one's best, reduces blocking for container welding.
Existing supporting arrangement is arranged on the bottom or lower end of pressure vessel, constrains the axial displacement of reactor pressure vessel
With horizontally rotate, meet supporting role, but the supporting arrangement can not avoid perturbing for pressure vessel upper end, and the technology of the present invention
Scheme can solve the technical problem, horizontal straining beam one end in technical solution and the anchor ear for being arranged on pressure vessel outer surface
Connection, specific connection mode can be welding or be hinged that the other end is connected with being fixed on the deck of concrete foundation, horizontal drawing
Beam is separately positioned on 0 ° of pressure vessel, 180 °, 90 °, 270 °, but can also be provided only on as needed 0 °, 180 ° or 90 °,
270 °, or 90 ° of direction circumferential positions are symmetrical each other in reactor pit, and be same level height, fortune can be decomposed
The lateral stress produced during row, prevents the flexible swing of container.Be equipped with bulb flange in the middle part of horizontal straining beam, can adjust deck and
The installation site deviation of anchor ear and the horizontal straining beam installation gap of elimination.And used by technical solution of the present invention structure in existing skill
Also there can be the relevant solution technical problem without other supporting structures without open or record in art, common knowledge
With reference to enlightenment.
Wherein, anchor ear is the known device of this area, its principle, structure are also the state of the art, herein no longer
It is specific to further illustrate.Anchor ear surrounds the periphery upper surface for being arranged on reactor pressure vessel, the axial direction of unlimited pressing pressure container
Thermal expansion.It is located at the specific location of reactor pressure vessel for anchor ear, can is top and the extension of reactor pressure vessel
To middle part or bottom, as long as meeting the function of fastening reactor pressure vessel.Concrete foundation is located in reactor pit,
For the ground formed with concrete material, the construction method and principle of concrete structure and concrete foundation are the known normal of this area
Know, repeat no more.Horizontal straining beam is interconnected to constitute for more pull rods, and pull rod can be I-steel, H profile steel, square steel, channel steel or side
The diversified forms such as shape steel pipe, the connection structure between pull rod can be bulb flange, and bulb flange is to utilize pull bar termination ball-type
Structure realizes the three-dimensional adjustable principle design of flange, its principle is the common knowledge of this area, is no longer described in detail.
Further, in order to preferably realize the present invention, limit the horizontal straining beam and be evenly arranged on anchor ear.It is set in
The top of pressure vessel, for the container that ratio of height to diameter is larger, such as high throughput test core pressure vessel, horizontal straining beam is evenly arranged in
On anchor ear, play the role of aiding support, prevent pressure vessel is flexible from swinging the antidetonation for improving pressure vessel.Horizontal straining beam is evenly arranged
On anchor ear, the horizontal swing power that pressure vessel is produced by inertial forces or external load in operational process can be eliminated.
Further, in order to preferably realize the present invention, the horizontal straining beam is limited with anchor ear by being connected pin connection.Connection
Sell as the structural member for connecting horizontal straining beam and pressure vessel anchor ear, it, which is acted on, includes two aspects：1）As tensile members, and horizontal straining beam
Connection is primarily subjected to the shearing force perpendicular to connection pin axis, tenses anchor ear, prevents pressure vessel is flexible from swinging；2）In connecting pin
Fastener is set between anchor ear, and fastener concrete structure is assembled together for nut, check washer, backing plate and anchor ear, can be into
One step strengthens anchor ear enclasping pressure container.The specific connection mode of another horizontal straining beam and anchor ear can be a variety of, are such as fixedly connected, removable
Unload connection etc., in the technical program, preferably by connecting pin connection, connecting pin concrete structure can be straight pin, taper bolt,
Special-shaped pin etc..
Further, in order to preferably realize the present invention, fastener is had additional between the restriction adjacent anchor ear.Reactor
When pressure vessel is run, the external force load that no matter is subject to, or the load that internal force produces during operation are larger, therefore, for
High throughput test heap reaction vessel, to avoid it from producing swing, supporting arrangement must have stronger bearing capacity and itself tool
Standby powerful stability.Influencing pressure vessel itself stable connection factor mainly has component in itself, and component connects between the two
Using the work with certain rigidity or intensity in component itself material such as stability, wherein anchor ear, horizontal straining beam, connecting pin
Part, possesses the function of meeting support needs.In terms of the connection of component, using connecting pin and fastening between anchor ear and horizontal straining beam
Part connects.Consider the suitability for the relation that anchor ear, horizontal straining beam connect, strengthen the tightness of connection, in the connecting component set
On the basis of, further increase fastener, strengthen the bonding strength of anchor ear and horizontal straining beam again, prevent the effect in powerful stress
Under, the swing of pressure vessel can not be prevented.
Further, in order to preferably realize the present invention, the fastener is bolt, the connection of nut adaptation connection formation
Part.Main function of the fastener in the technical program is to allow anchor ear fastening to surround pressure vessel, bears bolt axial tension stress.
Another to be used to strengthening the fastener that connecting pin is connected with anchor ear and have a variety of, fastener is fastened as a kind of standard being fastenedly connected
Part, such as bolt, stud, screw, nut, pin, steel-wire screw-socket, in the technical program, select bolt, nut adaptation connection
The connector of formation, bolt are the structure being made of head and screw rod, and nut coordinates with bolt, and connecting pin and anchor ear are fastened.
Further, in order to preferably realize the present invention, one between the bolt, connecting pin and anchor ear connecting pin is limited
Side be equipped with for bolt, connecting pin also cross the first backing plate；Opposite side between bolt, connecting pin and anchor ear connecting pin is equipped with
Second backing plate, is equipped with check washer between the outside of the second backing plate and nut, connecting pin.First backing plate, the second backing plate difference position
In the both sides of anchor ear Yu horizontal straining beam connecting pin, dispersible bolt bears influence of the concentrated force to anchor ear；The work of first backing plate
With the rotation for being scattered bolt tension force with preventing bolt, connecting pin, groove and boss, bolt head is set to be trapped on the first backing plate
In groove, or lean against on boss side, effectively can prevent bolt from rotating；The effect of second backing plate can be additionally used in assembled in situ thickness
With the allotment of gradient；Check washer is installed on the outside of second backing plate, can prevent the rotation of installation bolt, nut.Both are common
Effect, can prevent the loosening of bolt, nut.The first backing plate, the second pad are respectively provided between bolts and nuts, nut and connecting pin
Plate, can effectively ensure the fastening of anchor ear after assembling.
Further, in order to preferably realize the present invention, the other end for limiting the horizontal straining beam passes through with concrete foundation
Pre-buried deck connection in concrete foundation.The installation of pre-buried deck be in concrete construction, according to position height,
Reactor pit concrete axial is fixed in horizontal elevation location.Pass through pre-buried deck between horizontal straining beam and concrete foundation
Connection, beneficial to the connective stability of enhancing between the two.Pre-buried deck is located in concrete foundation, is connected with horizontal straining beam.It is pre-buried
The structure and its principle of deck are the common knowledge of fields.
Further, in order to preferably realize the present invention, the other end of the horizontal straining beam is connected with pre-buried deck by drawing to sell
Connect.The one kind of pin for connecting pin is drawn, main function is the connection for being beneficial to pre-buried deck and horizontal straining beam.
Further, in order to preferably realize the present invention, limiting the horizontal straining beam includes at least two groups of pull rods, every group of pull rod
Component includes at least one pull rod.Consider the load discharged in pressure vessel operational process, increase bearing for horizontal straining beam
Power, the structure of horizontal straining beam can be made of multigroup rod assembly, and each rod assembly respectively connects with concrete foundation, anchor ear
Connect.Every group of rod assembly can include multiple pull rods, and for the bigger container of some major diameters, horizontal straining beam is arranged on pressure vessel
Top, the longitudinal tie axial length of horizontal straining beam can be increased, to meet support needs.
Further, in order to preferably realize the present invention, limiting the rod assembly includes the first pull rod, the second pull rod,
Pass through bulb flanged joint between first pull rod and the second pull rod.Here specific restriction is made to rod assembly structure, it is adjacent
In order to eliminate installation gap between pull rod, by bulb flanged joint, bulb flange is as the first pull rod in horizontal straining beam structure, the
The connection structure of two pull rods, is the three-dimensional adjustable principle design that flange is realized using pull bar termination ball shape structure, its structure is this
The common knowledge in field, repeats no more.
Compared with prior art, the present invention have the following advantages and advantages：
（1）The present invention connects the top of supporting arrangement and pressure vessel, you can avoids blocking the weight of pressure container cylinder
Weld seam easy access is wanted, and can avoid eliminating for the larger pressure vessel of some ratio of height to diameters, acts on or reacts in external load
Under stack operation effect, flexible the problem of swinging is produced.
（2）Reactor pressure vessel of the present invention anchor ear straining beam type supporting structure, it is simple in structure, it is easy for construction, meet branch
Requirement is held, shock resistance is strong.
（3）The present invention encircles the outer surface of upper in pressure vessel using structure, anchor ears such as anchor ear, horizontal straining beam, connecting pins,
Horizontal straining beam one end is connected with anchor ear, and the other end is fixed in the concrete foundation of reactor pit, is led between horizontal straining beam and anchor ear
Connection pin connection is crossed, strengthens the stability of supporting structure, and then strengthen the shock resistance of supporting structure.
（4）In order to further enhance the stability of supporting arrangement, the present invention installation bolt, spiral shell between anchor ear and connecting pin
Female connector and supporting locking backing plate or check washer, set pre-buried deck in concrete foundation, horizontal straining beam by draw pin with
Pre-buried deck connection, greatly enhances the stability of supporting arrangement.
Brief description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is reactor pressure vessel anchor ear straining beam type supporting arrangement structure diagram；
Fig. 2 is reactor pressure vessel anchor ear straining beam type supporting arrangement K direction views；
Fig. 3 is horizontal straining beam structure schematic diagram；
Fig. 4 is the structure diagram of embodiment 4 in the present invention；
Fig. 5 is the structure diagram of the first backing plate；
Mark and corresponding parts title in attached drawing：
1-connecting pin, 2-concrete foundation, 3-bolt, 4-anchor ear, 5-nut, 6-check washer, 7-horizontal drawing
Beam, 8-draw pin, 9-pre-buried deck, the 10-the first backing plate, the 11-the second backing plate, 71-rod assembly, 711-pull rod, 72-
First pull rod, the 73-the second pull rod, 74-bulb flange.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment 1：
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of reactor pressure vessel anchor ear straining beam type supporting arrangement of the present invention, including it is mixed
Solidifying earth foundation 2, encircle the anchor ear 4 in pressure vessel top, at least two groups of horizontal straining beams 7 for being oppositely arranged on pressure vessel periphery,
Described 7 one end of horizontal straining beam is connected with anchor ear 4, and other end concrete foundation 2 connects.
Anchor ear 4 is the common knowledge of the known device of this area, its structure and principle for this area in embodiment, herein not
It is specific again to further illustrate.Anchor ear 4 surrounds or encircles the top for being arranged on reactor pressure vessel outer surface, and horizontal straining beam 7 is equal
It is even to be arranged on anchor ear 4, the axial thermal expansion of unlimited pressing pressure container.Concrete foundation 2 is located at reactor in the present embodiment
In hole, for the ground built with concrete material, the construction method and principle of concrete structure and concrete foundation are this area
Common knowledge, repeats no more.Horizontal straining beam 7 is one kind of straining beam, can be I-steel, H profile steel, square steel, channel steel or rectangular steel tube
Etc. diversified forms, have the function that to support pressure vessel, prevent flexible swing when pressure vessel works.
The operation principle and installation method of a kind of reactor pressure vessel anchor ear straining beam type supporting arrangement in the present embodiment
Clearly illustrated by attached drawing and word, and be the common knowledge of fields, repeated no more.
Embodiment 2：
The present embodiment further limits the horizontal straining beam 7 and is connected with anchor ear 4 by connecting pin 1 on the basis of embodiment 1
Connect.The connection mode of horizontal straining beam 7 and anchor ear 4 can have a variety of, be such as fixedly connected, be detachably connected, excellent in the technical program
Gated connecting pin 1 to connect, connection latch structure is specifically as follows straight pin, taper bolt, special-shaped pin etc., can directly determine connection
Mutual alignment between anchor ear 4, horizontal straining beam 7, transmits less load, realizes the close connection of suitability.In the present embodiment
It is related to other structures and principle is same as Example 1, repeats no more.
Embodiment 3：
The present embodiment is further limited and is provided between the connecting pin 1 and anchor ear 4 tightly on the basis of above-described embodiment
Firmware, the fastener is bolt 3, nut 5 is detachably connected the connector to be formed.When reactor pressure vessel is run, no matter
The external force load being subject to, or the load that internal force produces during operation are larger, therefore, react and hold for high throughput test heap
Device, avoids it from producing expendable flexible swing, and supporting arrangement must simultaneously have stronger endurance and itself possess by force
Big stability.The stable connection factor for influencing itself mainly has component in itself, the stability of component connection between the two, wherein
Possesses satisfaction branch using the workpiece with certain rigidity or intensity in component itself material such as anchor ear, horizontal straining beam, connecting pin
Hold the function of requirement.In terms of the connection of component, it is contemplated that connected, considered using connecting pin 1 between anchor ear 4 and horizontal straining beam 7
The suitability for the relative position relation that anchor ear 4, horizontal straining beam 7 connect, strengthens the tightness of connection.Can be in the connecting portion set
On the basis of part, further increase fastener, strengthen the bonding strength of anchor ear 4 and horizontal straining beam 7 again, prevent the work in powerful stress
Under, the swing of pressure vessel can not be prevented.
The connector that the fastener is bolt 3, the adaptation connection of nut 5 is formed.Connect for strengthening connecting pin 1 with anchor ear 4
The fastener connect can have a variety of, and fastener is a kind of standard fasteners, such as bolt, stud, screw, spiral shell as being fastenedly connected
Female, pin, steel-wire screw-socket etc., in the technical program, select bolt 3, the adaptation of nut 5 to connect the connector formed, bolt 3 is
The fastener being made of head and screw rod, nut 5 coordinate with bolt 3, and connecting pin 1 and anchor ear 4 are fastened.Involved in the present embodiment
It is same as the previously described embodiments to other structures and principle, repeat no more.
Embodiment 4：
The present embodiment further limits the bolt 3, connecting pin 1 and 4 connecting pin of anchor ear on the basis of above-described embodiment
Between side be equipped with for bolt 3, connecting pin 1 also cross the first backing plate 10；Bolt 3, connecting pin 1 and 4 connecting pin of anchor ear
Between opposite side be equipped with the second backing plate 11, check washer 6 between the outside of the second backing plate 11 and nut 5, connecting pin 1.
The first backing plate 10, the second backing plate 11 described in the present embodiment are identical structure, are equipped with its structure easy to spiral shell
The through hole that bolt 3, connecting pin 1 pass through, the shape of through hole can adjust as needed.First backing plate 10, the second backing plate 11, are located at respectively
Anchor ear 4 and the both sides of horizontal 7 connecting pin of straining beam, as shown in figure 4, influence of the concentrated force of dispersible bolt 3 to anchor ear 4, wherein the
Two backing plates 11 are allocated applied to assembled in situ thickness, live can match somebody with somebody thickness and gradient needed for making, convenient for assembly, in the second backing plate 11
Outside is equipped with check washer 6, mainly prevents nut 5 from rotating, to prevent bolt 3 from rotating, in 10 upper groove of the first backing plate and boss,
As shown in figure 5, bolt head is trapped in groove, or is leaned against on boss side, effectively it can prevent bolt from rotating, both collective effects, prevent
The only loosening of fastener.
Check washer 6, also known as lock washer, self-locking gasket, self-locking packing ring etc., its structure and operation principle are this area
Common knowledge, having prevents in pressure vessel operational process, the anchor ear 4 caused by vibration or line load and horizontal straining beam 7
Connecting portion loosening, and the height of controllable pretightning force.To other structures and principle and above-mentioned reality involved in the present embodiment
It is identical to apply example, repeats no more.
Embodiment 5：
The present embodiment further limits the other end and coagulation soil matrix of the horizontal straining beam 7 on the basis of above-described embodiment
Plinth 2 is connected by the pre-buried deck 9 in concrete foundation 2.Here to the connection side of horizontal straining beam 7 and concrete foundation 2
Formula is further preferred, strengthens connective stability between the two.Pre-buried deck 9 is installed in concrete foundation 2, with horizontal straining beam 7
Connection.The structure and its principle of pre-buried deck 9 are the common knowledge of fields.The other end of the horizontal straining beam 7 and pre-buried card
Seat 9 is by drawing pin 8 to connect.One kind that pin 8 is connecting pin 1 is drawn, main function is the connection for being beneficial to pre-buried deck 9 and horizontal straining beam 7.
It is same as the previously described embodiments to other structures and principle involved in the present embodiment, repeat no more.
Embodiment 6：
For the present embodiment on the basis of above-described embodiment, further limiting the horizontal straining beam 7 includes at least two groups of pull rod groups
Part 71, every group of rod assembly 71 include at least one pull rod 711.In order to increase the endurance of horizontal straining beam 7, the structure of horizontal straining beam 7
It can be made of multigroup 711 component of pull rod, each rod assembly 71 is respectively connected with concrete foundation 2, anchor ear 4.Every group of drawing
Bar assembly 71 can include multiple pull rods 711, and for the bigger container of some major diameters, horizontal straining beam 7 is arranged on pressure vessel
Top, can increase the longitudinal length of horizontal straining beam 7, meet support needs.Involved in the present embodiment to other structures and principle with it is upper
It is identical to state embodiment, repeats no more.
Embodiment 7：
For the present embodiment on the basis of above-described embodiment, further limiting the horizontal straining beam 7 includes the first pull rod 72, second
Pull rod 76, is connected by bulb flange 74 between 72 and second pull rod 76 of the first pull rod.Here to 71 structure of rod assembly
Make specifically to limit, in order to eliminate installation gap between adjacent pull rod, connected by bulb flange 74.The structure of bulb flange 74 and
It acts as the common knowledge of fields, repeat no more.
Above-described embodiment, has carried out the purpose of the present invention, technical solution and beneficial effect further
Describe in detail, it should be understood that the foregoing is merely the embodiment of the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution, improvement and etc. done, should all include
Within protection scope of the present invention.
Claims (9)
- A kind of 1. reactor pressure vessel anchor ear straining beam type supporting arrangement, it is characterised in that：Including concrete foundation (2), ring Embrace anchor ear (4), at least two groups horizontal straining beams (7) for being oppositely arranged on pressure vessel periphery in pressure vessel top, the horizontal drawing Beam (7) one end is connected with anchor ear (4), and the other end is connected with concrete foundation (2), and the horizontal straining beam (7) is evenly arranged in anchor ear (4) on.
- A kind of 2. reactor pressure vessel according to claim 1 anchor ear straining beam type supporting arrangement, it is characterised in that：Institute Horizontal straining beam (7) is stated to be connected by connecting pin (1) with anchor ear (4).
- A kind of 3. reactor pressure vessel according to claim 2 anchor ear straining beam type supporting arrangement, it is characterised in that：Institute State and fastener is installed between connecting pin (1) and anchor ear (4).
- A kind of 4. reactor pressure vessel according to claim 3 anchor ear straining beam type supporting arrangement, it is characterised in that：Institute State the connector that fastener is formed for bolt (3), nut (5) adaptation connection.
- A kind of 5. reactor pressure vessel according to claim 4 anchor ear straining beam type supporting arrangement, it is characterised in that：Institute State side between bolt (3), connecting pin (1) and anchor ear (4) connecting pin be equipped with for bolt (3), connecting pin (1) also cross First backing plate (10)；Opposite side between bolt (3), connecting pin (1) and anchor ear (4) connecting pin is equipped with the second backing plate (11), the Check washer (6) is equipped between the outside of two backing plates (11) and nut (5), connecting pin (1).
- 6. a kind of reactor pressure vessel according to any one of claim 1 to 5 anchor ear straining beam type supporting arrangement, It is characterized in that：The other end of the horizontal straining beam (7) passes through pre- in concrete foundation (2) with concrete foundation (2) Bury deck (9) connection.
- A kind of 7. reactor pressure vessel according to claim 6 anchor ear straining beam type supporting arrangement, it is characterised in that：Institute The other end for stating horizontal straining beam (7) is connected with pre-buried deck (9) by drawing pin (8).
- A kind of 8. reactor pressure vessel according to claim 6 anchor ear straining beam type supporting arrangement, it is characterised in that：Institute Stating horizontal straining beam (7) includes at least two groups of rod assemblies (71), and rod assembly (71) includes at least one pull rod (711).
- A kind of 9. reactor pressure vessel according to claim 8 anchor ear straining beam type supporting arrangement, it is characterised in that：Institute Stating rod assembly (71) includes the first pull rod (72), the second pull rod (73), first pull rod (72) and the second pull rod (73) it Between pass through bulb flange (74) connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610883733.3A CN106384608B (en) | 2016-10-11 | 2016-10-11 | A kind of reactor pressure vessel anchor ear straining beam type supporting arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610883733.3A CN106384608B (en) | 2016-10-11 | 2016-10-11 | A kind of reactor pressure vessel anchor ear straining beam type supporting arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106384608A CN106384608A (en) | 2017-02-08 |
| CN106384608B true CN106384608B (en) | 2018-05-08 |
Family
ID=57937274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610883733.3A Active CN106384608B (en) | 2016-10-11 | 2016-10-11 | A kind of reactor pressure vessel anchor ear straining beam type supporting arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106384608B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108986934B (en) * | 2018-08-01 | 2023-10-31 | 中广核研究院有限公司 | Single degree of freedom supporting device for heavy container |
| CN113035381A (en) * | 2021-02-03 | 2021-06-25 | 中广核工程有限公司 | Support structure of nuclear power station voltage stabilizer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080767A (en) * | 1992-06-24 | 1994-01-12 | 西屋电气公司 | The upper support of pressurizer tank |
| CN103871497A (en) * | 2012-12-13 | 2014-06-18 | 中国核动力研究设计院 | Cantilever type supporting device of reactor pressure vessel |
| CN104011801A (en) * | 2011-12-16 | 2014-08-27 | 斗山重工业株式会社 | Earthquake-resistant reinforcement assembly |
| CN105097054A (en) * | 2015-09-16 | 2015-11-25 | 上海核工程研究设计院 | Integrated top cover applicable to pressurized water reactor nuclear power plant |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0086407B1 (en) * | 1982-02-15 | 1986-08-06 | Kraftwerk Union Aktiengesellschaft | Device for the suspension and support of reactor pressure vessels for nuclear reactor systems |
| JP2001289988A (en) * | 2000-04-05 | 2001-10-19 | Babcock Hitachi Kk | Nuclear reactor containment supporting device, and nuclear reactor |
-
2016
- 2016-10-11 CN CN201610883733.3A patent/CN106384608B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080767A (en) * | 1992-06-24 | 1994-01-12 | 西屋电气公司 | The upper support of pressurizer tank |
| CN104011801A (en) * | 2011-12-16 | 2014-08-27 | 斗山重工业株式会社 | Earthquake-resistant reinforcement assembly |
| CN103871497A (en) * | 2012-12-13 | 2014-06-18 | 中国核动力研究设计院 | Cantilever type supporting device of reactor pressure vessel |
| CN105097054A (en) * | 2015-09-16 | 2015-11-25 | 上海核工程研究设计院 | Integrated top cover applicable to pressurized water reactor nuclear power plant |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106384608A (en) | 2017-02-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106384608B (en) | A kind of reactor pressure vessel anchor ear straining beam type supporting arrangement | |
| CN101526436A (en) | Reaction frame for self-balanced loading | |
| CN110802364A (en) | Device for generating residual compressive stress of tubular welded joint | |
| CN209760756U (en) | Anchoring type overhanging scaffold | |
| CN115744671B (en) | Steel lining bottom plate and truncated cone modularized hoisting device and hoisting method | |
| CN108222269A (en) | It is a kind of to damage controllable grid structure plate bearing | |
| CN212612670U (en) | A earth anchor counterforce device for static test | |
| CN114837300B (en) | Assembled steel frame with damping self-resetting function and prefabricating method thereof | |
| CN216689767U (en) | Triple circular steel tube type buckling restrained brace structure connected by threaded flange plate | |
| DE3023422A1 (en) | LOCKING SYSTEM FOR A CONCRETE PRESSURE VESSEL, IN PARTICULAR FOR A CONCRETE PRESSURE VESSEL FOR CORE REACTORS | |
| CN109708977A (en) | Anti-buckling lateral support device outside a kind of plane for reversed loading | |
| CN210621952U (en) | Steel structure connecting component | |
| CN212801921U (en) | Steel platform leveling mechanism | |
| PH12017000270A1 (en) | Joint structure between column and beam of steel construction architecture | |
| CN103628727A (en) | Electric power supporting frame | |
| CN207500462U (en) | A kind of sealing cover for being used to test underwater connector performance pressures tank | |
| CN211173040U (en) | Supporting and connecting device for steel structure | |
| CN206646830U (en) | Large span can turnover type concrete pump pipe type steel support system | |
| CN201392278Y (en) | Self-balancing loading counter-force frame | |
| CN215801778U (en) | Connecting device for connecting anti-sinking plate and pile | |
| US5600688A (en) | Tool for installing hardware for radially supporting vertical restraint tie rod | |
| CN106151862B (en) | The installation method of connecting elements with cross angle steel | |
| CN109708976A (en) | A kind of wall component lateral support device and reversed loading device | |
| CN216195520U (en) | Steel column base node | |
| CN213926413U (en) | Combined small cross beam for single-pile static load test |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |